Amateur Radio

Confession time: Modulation modes is one of those things that took me a long time to grasp. I couldn’t wrap...

NVIS stands for Near Vertical Incidence Skywave. You’ll remember from our earlier notes on radio wave propagation that when operating...

There are three main methods by which radio wave transmissions travel – light of sight, ground wave and sky wave....

Here are my notes on understanding wavelengths, frequencies and band plans. I’ll list the band plans at the top because...